diff --git a/tools/jfjoch_scale.cpp b/tools/jfjoch_scale.cpp
index 61052990..67289779 100644
--- a/tools/jfjoch_scale.cpp
+++ b/tools/jfjoch_scale.cpp
@@ -3,7 +3,7 @@
 
 #include <iostream>
 #include <vector>
-#include <string>[]
+#include <string>
 #include <future>
 #include <chrono>
 #include <fstream>